All items tagged with Wireless & Communication and infrared (2)

| The ESP32-DIV V2 is an open-source, handheld wireless toolkit built around an ESP32-S3 and a plug-on RF shield, aimed at hands-on RF learnin...

€5 / Members: Free

| Are you eagerly waiting for a letter or a small parcel? Let’s see what sensors and RF modules we can use to build a simple mailbox notifier,...